Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue:
Revenue	$ 450,834	$ 316,976	$ 1,219,713	$ 1,019,709
Derivative (loss) gain	(30,318)	(36,400)	(10,804)	50,952
Total revenue	420,516	280,576	1,208,909	1,070,661
Operating expenses:
Purchased product costs	191,672	119,369	499,588	386,655
Derivative loss (gain) related to purchased product costs	20,234	11,643	(10,902)	(21,136)
Facility expenses	77,542	52,883	199,849	149,438
Derivative loss related to facility expenses	2,332	4,028	2,800	1,136
Selling, general and administrative expenses	26,647	21,723	77,388	68,471
Depreciation	76,323	46,554	215,902	127,472
Amortization of intangible assets	16,003	14,988	47,925	38,280
Loss (gain) on disposal of property, plant and equipment	1,840	655	(35,758)	2,983
Accretion of asset retirement obligations	160	140	669	536
Total operating expenses	412,753	271,983	997,461	753,835
Income from operations	7,763	8,593	211,448	316,826
Other income (expense):
Equity in earnings from unconsolidated affiliates	896	706	1,561	2,254
Interest income	27	64	238	295
Interest expense	(38,889)	(30,621)	(114,180)	(86,855)
Amortization of deferred financing costs and discount (a component of interest expense)	(1,584)	(1,428)	(5,198)	(3,943)
Loss on redemption of debt			(38,455)
Miscellaneous income, net	1,504	1	1,510	63
(Loss) income before provision for income tax	(30,283)	(22,685)	56,924	228,640
Provision for income tax (benefit) expense:
Current	(2,344)	(17,948)	(10,503)	2,202
Deferred	(7,912)	10,528	23,087	39,396
Total provision for income tax	(10,256)	(7,420)	12,584	41,598
Net (loss) income	(20,027)	(15,265)	44,340	187,042
Net (income) loss attributable to non-controlling interest	(3,577)	925	297	1,546
Net (loss) income attributable to the Partnership's unitholders	$ (23,604)	$ (14,340)	$ 44,637	$ 188,588
Net (loss) income attributable to the Partnership's common unitholders per common unit (Note 14):
Basic (in dollars per unit)	$ (0.17)	$ (0.13)	$ 0.32	$ 1.77
Diluted (in dollars per unit)	$ (0.17)	$ (0.13)	$ 0.29	$ 1.49
Weighted average number of outstanding common units:
Basic (in units)	142,352	113,994	134,115	105,916
Diluted (in units)	142,352	113,994	153,455	126,595
Cash distribution declared per common unit (in dollars per unit)	$ 0.84	$ 0.80	$ 2.49	$ 2.35